S
M
T
W
T
F
S
28
62°
51°
29
64°
51°
30
76°
54°
1
79°
50°
2
80°
53°
3
83°
50°
4
88°
52°
5
86°
50°
6
78°
46°
7
75°
60°
8
89°
57°
9
89°
55°
10
92°
53°
11
100°
62°
12
107°
63°
13
98°
64°
14
89°
62°
15
84°
62°
16
89°
61°
17
91°
62°
18
91°
58°
19
90°
56°
20
87°
54°
21
88°
56°
22
87°
57°
23
89°
58°
24
86°
55°
25
88°
60°
26
91°
61°
27
80°
55°
28
80°
57°
29
83°
59°
30
85°
60°
31
89°
60°
1
81°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Chinook
Chinook's July 2026 forecast shows daily high temperatures ranging from 80° to 107°, with overnight lows between 54° and 64°. The average high for July is 89° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Chinook. See also: August | September | October.